import time 
second=time.time()
def bubble_sort (nums):
    swapped=True
    while swapped:
        swapped=False
        for i in range (len(nums)-1):
            if nums [i]>nums [i+1]:
                nums [i], nums [i+1]=nums [i+1],nums [i]
                swapped=True
def read2list (filename):
    file=open (filename, 'r')
    data =file.readlines()
    return data
m1=read2list ("m1_sorted.txt")
m2=read2list ("m2_reverse.txt")
m3=read2list ("m3_shuffle.txt")
t_start=time.time()

bubble_sort (m1)
t_finish=time.time()
print ("m1_sorted", round ((t_finish - t_start)*1000),"milliseconds")
t_start=time.time()
bubble_sort (m2)
t_finish=time.time()
print ("m2_reverse", round ((t_finish - t_start)*1000),"milliseconds")
t_start=time.time()
bubble_sort (m3)
t_finish=time.time()
print ("m3_shuffle", round ((t_finish - t_start)*1000),"milliseconds")
